Alibaba.com offers 134 2-layer pencil case products. such as free samples. There are 134 2-layer pencil case suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Pakistan, which supply 98%, 1%, and 1% of 2-layer pencil case respectively. -layer pencil case products are most popular in Western Europe, North America, and Domestic Market. You can ensure product safety by selecting from certified suppliers, including 39 with ISO9001, 26 with Other, and 7 with BSCI certification.